1981: a milestone for heart-lung transplants.
D000328:Adult; D002140:California; D005260:Female; D016027:Heart Transplantation; D016041:Heart-Lung Transplantation; D049673:History, 20th Century; D006801:Humans; D007223:Infant; D016040:Lung Transplantation; D008297:Male; D008875:Middle Aged